<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <link rel="stylesheet" href="reset.css">
  <link rel="stylesheet" href="search-form.css">
</head>
<body>
  <div class="search">
    <form action="#">
      <input class="input" type="text" placeholder="书名">
      <input class="btn" type="button" value="搜索">
    </form>
  </div>
</body>
</html>